Andrew Cole believes Manchester United's new look strikeforce has struck fear back into their opponents.

The addition of £75m Romelu Lukaku to the young pair of Marcus Rashford and Anthony Martial has sharpened United's attacking edge again.

Cole, who was manager of United's legends team in the 2-2 draw against Barcelona, was a key component of the four-strong Sir Alex Ferguson attack with Dwight Yorke, Ole Gunnar Solskjaer and Teddy Sheringham that was the scoring force behind the 1999 treble-winning season.

He's now excited about Jose Mourinho's forward line.

“The plus now is we have boys with great pace in Romelu Lukaku, Marcus Rashford and Anthony Martial. Speed kills,” Cole said.

“No defender wants to play against pace and now we have those boys in it has changed things for Manchester United massively.

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“Zlatan Ibrahimovic coming back at some stage is also good. It gives us variety. He can slow the game down when needs be. Maybe last season our game slowed down a little bit too much and everyone got back at us.

“But opponents will find it tougher now with the speed Mourinho has at his disposal. It has brought that fear factor back.

“You are only as good as your strikers and if they are going to cause danger then you are in business."